coarse (adjective) coarse: not fine, rude
Sinonime: X-out,
abate, abolish,
abrogate,
annihilate, annul, blow sky-high, cancel, circumduct,
counteract, counterbalance, disannul,
discredit, disqualify,
impair, negate,
negative, neutralize, nix, nullify,
offset, overrule,
overthrow, quash,
refute,
revoke, shoot full of holes,
undermine,
undo, unfit,
weakenAntonime: approve,
permit,
validate